Yunume Fitchorova

About

Research & Scholarship Interests

Development of next generation materials and composites (magnetic, magnetoelectric, multiferroic, multifunctional metamaterials) with emphasis on RF device applications; integration of novel advanced materials as a foundation for new technologies

Selected Publications

• K. Qian, Q. Li, A. Sokolov, C. Yu, P. Kulik, O. Fitchorova, Y. Chen, C.N. Chinnasamy and V. G. Harris. (2021). Electromagnetic Shielding Effectiveness of Ferromagnetic Amorphous Alloy-Based Magnetodielectric Composite Layers. Journal of Materials Science and Technology, 83, 256-263
• P. Kulik, G. Winter, A. Sokolov, K. Murphy, C. Yu, K. Qian, O. Fitchorova, and V. Harris. (2020). Broadband Free Space Impedance in Co2Z Hexaferrites by Substitution of Quadrivalent Heavy Transition Metal Ions for Miniaturized RF Devices. Appl. Phys. Lett, 116, 202404
• O. Obi, Y. Chen, L. Burns, H. Chang, V. G. Harris, “Improved Texture of Polycrystalline Hexaferrites Using Gluconic Acid Dispersant ” J. Appl. Phys. 115, 17A708 (2014)
• O. Obi, L. Burns, Y. Chen, T. Fitchorov, S. Kim, K. Hsu, D. Heiman, L. H. Lewis, and V. G. Harris, “Magnetic and Structural Properties of Heat-treated High-moment Mechanically Alloyed MnAlC Powders” Journal of Alloys and Compounds 582, 598 (2014)
• Z. Zhou, O. Obi (co-first author), T. Nan, S. Beghun, S. Stoute, J. Lou, X. Yang, Y. Gao, M. Li, S. Rand, N.X. Sun, G. Esteves, K. Nittala, J. L. Jones, K. Mahalingam, M. Liu, and G. J. Brown, “Low-temperature Spin-spray Deposited Ferrite/Piezoelectric Thin Film Multiferroic Heterostructures with Strong Magnetoelectric Coupling” Journal of Materials Science: Materials in Electronics, 25, 1188 (2014)
• O. Obi, Z. Zhou, S. Beghun, T. Nan, S. Stoute, M. Liu, J. Lou, X. Yang, Y. Gao, M. Li, X. Xing, N.X. Sun, J. Warzywoda, A. Sacco Jr., T. Guo, C. Nan, “Growth Behaviors and Characteristics of Low Temperature Spin-sprayed ZnO and Al-doped ZnO Microstructures”, J Mater Sci: Mater Electron, 24, 2058, (2013)
• G. M. Yang, O. Obi, and N. X. Sun, “Enhancing Ground Plane Immunity of Dipole Antennas with Spin-spray Deposited Lossy Ferrite Films”, Microwave and Optical Technology Letters, 54, 230 (2012)
• O. Obi, M. Liu, J. Lou, S. Stoute, X. Xing, N. X. Sun, J. Warzywoda, A. Sacco Jr., D. E. Oates, and G. F. Dionne, “Spin-spray Deposited NiZn-Ferrite Films Exhibiting µ_r’>50 at GHz Range”, J. Appl. Phys., 109, 07E527 (2011)
• G. M. Yang, X. Xing, A. Daigle, O. Obi, M. Liu, J. Lou, S. Stoute, K. Naishadham, and Nian X. Sun, “Planar Annular Ring Antennas with Multilayer Self-biased NiCo-Ferrite Films Loading”, IEEE Trans. Antennas and Propagation, 58, 648 (2010)
• M. Liu, O. Obi, J. Lou, Y. Chen, Z. Cai, S. Stoute, M. Espanol, M. Lew, X. Situ, K. S. Ziemer, V. G. Harris, N. X. Sun “Giant Electric Field Tuning of Magnetic Properties in Multiferroic Ferrite/Ferroelectric Heterostructures”, Advanced Functional Materials, 19, 1826 (2009)

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